BIOQUÍMICA Flashcards

1
Q

Tiempo de evolución de hiponatremia aguda y normalmente hay síntomas graves

A

<48 hrs

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2
Q

Valores de hiponatremia leve

A

130-135

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3
Q

Valores hiponatremia moderada

A

125-129

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4
Q

Valores hiponatremia grave

A

<125

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5
Q

Valor en hiponatremia hiposmolar

A

<275

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6
Q

Valor hiponatremia isosmolar

A

275-295

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7
Q

Valor hiponatremia heperosmolar

A

> 296

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8
Q

Osmolaridad urinaria cuando hay actividad de ADH

A

> 100

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9
Q

Corrección de Na por cada 100 mg/dl de glucosa serica por arriba de 100mg/dl

A

1.4-2.4 mEq/L

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10
Q

Causa de hiponatremia hipotonica euvolemica

A

Secreción inapropiada de ADH

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11
Q

Tx hiponatremia grave

A

150 ml ss al 3% en 20 min hasta conseguir aumento de 5 mEq en Na serico

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12
Q

Meta de aumento de Na en primeras 24 hrs si hay riesgo de mielinolisis pontina

A

8 mEq

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13
Q

Tx hiponatremia moderada o crónica

A

Restricción hídrica, no sé recomiendan soluciones hipertónicas

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14
Q

Tipo de respiración en acidosis metabólica

A

Kussmaul

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15
Q

Fórmula brecha anionica

A

(Na+K) - Cl

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16
Q

Cómo se encuentra la brecha anionica en cetoacidosis diabética, ERC,

A

Alta

17
Q

Valores de pH y HCO3 en acidosis metabólica

A

<7.35 y HCO3 <22

18
Q

Valores de pH y pCO2 en acidosis respiratoria

A

<7.35 y pCO2 > 42

19
Q

Alcalosis metabólica + calcio urinario alto son características del sx de

A

Bartter

20
Q

Alcalosis metabólica+ vacío urinario bajo son características del sx de

A

Gitelman

21
Q

Trastorno acido base que causa la hiperventilación

A

Alcalosis respiratoria